Brake controller



FIG. 1 is a perspective view of a brake controller, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing of the environment is for illustrative purpose only and forms no part of the claimed design. 

I claim the ornamental design for a brake controller, as shown and described. 